TY - JOUR AU - Yu. I. Kifer TI - On small random perturbations of some smooth dynamical systems JO - Izvestiya. Mathematics PY - 1974 SP - 1083 EP - 1107 VL - 8 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1974_8_5_a5/ LA - en ID - IM2_1974_8_5_a5 ER -